package cn.yuli.component;
/**
 * 装饰模式：饮料抽象类
 * @author yuli
 *
 */
public abstract class Beverage {
	protected String description;//饮料描述
	public Beverage() {
		description = "现在还没有饮料";
	}
	public String getDescription() {
		return description;
	}
	
	public abstract double cost();
}
